Home / 61,073.79-91,596.20-34,431.57

Finding the Fourth Proportional to 61,073.79, 91,596.20 and 34,431.57

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Solution

The fourth proportional to 61,073.79, 91,596.20 and 34,431.57 is: 51,639.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,073.79 : 91,596.20 = 34,431.57 : x
  2. Step 2: Convert to fraction form
    61,073.79/91,596.20 = 34,431.57/x
  3. Step 3: Cross multiply
    61,073.79x = 91,596.20 × 34,431.57
  4. Step 4: Simplify right side
    61,073.79x = 3,153,800,972.03
  5. Step 5: Solve for x
    x = 3,153,800,972.03/61,073.79
  6. Step 6: Final answer
    x = 51,639.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.